Windows Server 2016 R2 is the successor version to Windows Server 2016. It was released on March 18th 2017. It's based on Windows 10 Creators Update (version 1703). It's included features from Windows 10 Creators Update (some advanced features need to be enabled using Optional Features (OptionalFearures.exe) or go to Control Panel -> Programs -> Programs and Features -> Turn Windows features

On January 14, 2020, support for Windows Server 2008 and 2008 R2 ended. That means regular security updates have also ended. Don't let your infrastructure and applications go unprotected. We're here to help you migrate to current versions for greater security, performance and innovation. Windows Server 2012 R2 captures the experience Microsoft has gained from building and operating public clouds to deliver a highly dynamic, available, and cost-effective server platform for your datacenter and private cloud. It offers a scalable, multitenant-aware cloud infrastructure that can help Migrate Roles and Features to Windows Server Migration documentation and tools ease the process of migrating server roles, features, operating system settings, and data from an existing server that is running Windows Server 2012, Windows Server 2008 R2, Windows Server 2008, or Windows Server 2003 to a computer that is running Windows Server 2012. Although Server Manager is available in Windows Server 2008 R2 and Windows Server 2008, Server Manager was updated in Windows Server 2012 to support remote, multi-server management, and help increase the number of servers an administrator can manage. This non-security update for Windows 8.1 and Windows Server 2012 R2 includes the quality improvements from KB4512489 (released August 16, 2019), in addition to these key changes: Addresses an issue in which the following may stop responding and you may receive the error, "Invalid procedure call”:

The Microsoft .NET Framework 4.5.2 is a highly compatible, in-place update to the Microsoft .NET Framework 4, Microsoft .NET Framework 4.5 and Microsoft .NET Framework 4.5.1. The offline package can be used in situations where the web installer cannot be used due to lack of internet connectivity.

Jul 01, 2020 · SQL Server 2012 builds: SQL Server 2008 R2: SQL Server 2008 R2 SP3 (10.50.6000.34 – September 2014) Note Latest and final release for this version: None: SQL Server 2008 R2 builds: SQL Server 2008: SQL Server 2008 SP4 (10.0.6000.29 – September 2014) Note Latest and final release for this version: None: SQL Server 2008 builds: SQL Server 2005 Aug 15, 2019 · Two updates need to be installed on Windows 7 and Windows Server 2008 R2 systems so that SHA-2 signed updates are installed correctly: KB4474419-- SHA-2 code signing support update for Windows Server 2008 R2, Windows 7, and Windows Server 2008: August 13, 2019

Windows Server 2012 R2 is the sixth version of the Windows Server server operating system by Microsoft, as part of the Windows NT family of operating systems. It was unveiled on June 3, 2013 at TechEd North America, and released on October 18, 2013.

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